developing ws command with tests

test/test.bats

@@ -0,0 +1,23 @@
+setup (){
+    load 'test_helper/bats-support/load'
+    load 'test_helper/bats-assert/load'
+
+    # get the containing directory of this file
+    # use $BATS_TEST_FILENAME instead of ${BASH_SOURCE[0]} or $0,
+    # as those will point to the bats executable's location or the preprocessed file respectively
+    DIR="$( cd "$( dirname "$BATS_TEST_FILENAME" )" >/dev/null 2>&1 && pwd )"
+    # make executables in src/ visible to PATH
+    PATH="$DIR/..:$PATH"
+}
+
+@test "supports help flag" {
+    run ws -h
+    assert_output --partial 'ws usage:'
+}
+
+
+
+@test "supports help flag" {
+    run ws -h
+    assert_output --partial 'ws usage:'
+}